As Mr. Trump last week weighed whether to use direct military force against Iran, a bipartisan contingent of lawmakers demanded that the president seek congressional approval before moving forward with any action.

President Donald Trump’s decision to launch a military strike on Iran’s nuclear sites without fully consulting the U.S. Congress is layering a partisan approach onto a risky action

Speaker Mike Johnson signaled he was not inclined to allow a vote on whether to authorize military strikes in Iran, while leading Democrats demanded a briefing and said the president had overstepped his power.